diff --git a/Controller/ReportController.php b/Controller/ReportController.php
index 110e784..8ff176e 100644
--- a/Controller/ReportController.php
+++ b/Controller/ReportController.php
@@ -46,7 +46,7 @@ public function renderAction(Request $request)
         );
 
         if ($request->query->has('configuration')) {
-            $configurationForm->submit($request->request->get($configurationForm->getName()));
+            $configurationForm->submit($request->query->get($configurationForm->getName()));
         }
 
         return $this->container->get('templating')->renderResponse($configuration->getTemplate('show.html'), [
@@ -75,7 +75,7 @@ public function embedAction(Request $request, $report, array $configuration = []
             return $this->container->get('templating')->renderResponse('SyliusReportBundle::noDataTemplate.html.twig');
         }
 
-        $configuration = ($request->query->has('configuration')) ? $request->query->get('configuration', $configuration) : $report->getDataFetcherConfiguration();
+        $configuration = empty($configuration) ? $report->getDataFetcherConfiguration() : $configuration;
         $configuration['baseCurrency'] = $currencyProvider->getDefaultCurrencyCode();
 
         $data = $this->getReportDataFetcher()->fetch($report, $configuration);
diff --git a/DataFetcher/TimePeriod.php b/DataFetcher/TimePeriod.php
index 8c09045..2307146 100644
--- a/DataFetcher/TimePeriod.php
+++ b/DataFetcher/TimePeriod.php
@@ -22,6 +22,7 @@
 abstract class TimePeriod implements DataFetcherInterface
 {
     const PERIOD_DAY = 'day';
+    const PERIOD_WEEK = 'week';
     const PERIOD_MONTH = 'month';
     const PERIOD_YEAR = 'year';
 
@@ -32,6 +33,7 @@ public static function getPeriodChoices()
     {
         return [
             'Daily' => self::PERIOD_DAY,
+            'Weekly' => self::PERIOD_WEEK,
             'Monthly' => self::PERIOD_MONTH,
             'Yearly' => self::PERIOD_YEAR,
         ];
@@ -52,6 +54,9 @@ public function fetch(array $configuration)
             case self::PERIOD_DAY:
                 $this->setExtraConfiguration($configuration, 'P1D', '%a', 'Y-m-d', ['date']);
                 break;
+            case self::PERIOD_WEEK:
+                $this->setExtraConfiguration($configuration, 'P1W', '%W', 'W', ['week']);
+                break;
             case self::PERIOD_MONTH:
                 $this->setExtraConfiguration($configuration, 'P1M', '%m', 'F Y', ['month', 'year']);
                 break;